单项选择题
Click the Exhibit button and examine the diagram， which illustrates the components performing tasks within an Oracle Shared Sever environment. Which task is being performed by component 4？（）
A.The PMON process registers the request in the response queue.
B.A shared sever places the process request in the response queue.
C.A request within the request queue is processed by an idle shared server process.
D.A dispatcher assigns a request from the request queue to and idle shared server process.
相关考题
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单项选择题
What is true about this statement used during import？（） imp hr/hr tables= （employee， departments） file=hr.dmp ignore=y
A.It ignores duplicates.
B.It prevents character set translation on import.
C.It allows rows to be inserted into a table that already exists.
D.It ignores storage parameters in the DML executed during import. -
多项选择题
Archive file format LOG_ARCHIVE_FORMAT is defined as arch_%s.arc. A week ago， you just archived arch_4.arch to tape， then removed all archived files to save disk space. Yesterday you saw arch_10.arc and arch_11.arc on the disk. Today， you see arch_3.arc in the archive directory. Which two could you happened？（）
A.Redo logs were restored from tape for recovery.
B.The file names are only used when they are copied to tape.
C.The database was opened with the RESETLOGS option and log numbers restarted.
D.Log names run in circular fashion; arch_3.arc is re-created by the ARCn process.
E.A file name is randomly chosen by the archive process; as long as it is unique, it does not have to be sequential. -
多项选择题
InRMAN，whentheRESYNCCATALOGcommandisissued，inwhichtwosituationsdoesthecommandfileactuallyperformsynchronization？（）
A.After the COPY command.
B.After adding a data file in the target database.
C.After adding a tablespace in the target database.
D.After adding a tablespace in the catalog database.
E.After dropping a data file in the catalog database.
F.After running SQL Loader to load a large amount of data.
